<template>
	<view class="cart-container" v-if="cart.length !==0"> 
		<!-- 收货地址组件 -->
		<my-address></my-address>
		<!-- 商品列表标题区域 -->
		<view class="cart-title">
			<!-- 左侧图标 -->
			<uni-icons type="shop" size="18"></uni-icons>
			<!-- 右侧文本-->
			<text class="cart-title-text">购物车</text>
		</view>
		<!-- 循环渲染购物车商品数据 -->
		<uni-swipe-action>
			<view v-for="(goods, i) in cart" :key="i">
				<uni-swipe-action-item :right-options="options" @click="swipeItemClickHandler(goods)">
					<my-goods :goods="goods" :showRadio="true" :show-num="true" @radio-change="radioChangHandler" @num-change="numberChangeHandler"></my-goods>
				</uni-swipe-action-item>
			</view>
		</uni-swipe-action>
		<!-- 自定义结算组件 -->
		<my-settle></my-settle>
	</view>
	<!-- 购物车空白时 -->
	<view class="empty-cart" v-else>
		<image src="/static/cart_empty@2x.png" class="empty-img"></image>
		<text class="empty-text">空空如也</text>
	</view>
</template>

<script>
import badgeMix from '@/mixins/tabar-badge.js';
import { mapState, mapMutations } from 'vuex';2
export default {
	mixins: [badgeMix],
	computed: {
		...mapState('m_cart', ['cart'])
	},
	data() {
		return {
			options: [
				{
					text: '删除', // 显示的文本内容
					style: {
						backgroundColor: '#C00000' // 按钮的背景颜色
					}
				}
			]
		};
	},
	methods: {
		...mapMutations('m_cart', ['updateGoodsState', 'updateGoodsCount','removeGoodsById']),
		radioChangHandler(e) {
			// console.log(e);
			this.updateGoodsState(e);
		},
		numberChangeHandler(e) {
			console.log(e);
			this.updateGoodsCount(e);
		},
		swipeItemClickHandler(goods){
			console.log(goods);
			this.removeGoodsById(goods.goods_id)
		}
	}
};
</script>

<style lang="scss">
	.cart-container{
		padding-bottom: 50px;
	}
.cart-title {
	height: 40px;
	display: flex;
	align-items: center;
	padding-left: 5px;
	border-bottom: 1px solid #efefef;
	.cart-title-text {
		font-size: 14px;
		margin-left: 10px;
	}
}
.empty-cart{
	display: flex;
	flex-direction: column;
	align-items: center;
	padding-top: 150px;
	.empty-img{
		width: 90px;
		height: 90px;
	}
	
	.empty-text{
		font-size: 12px;
		color: gray;
		margin-top: 15px;
	}
}
</style>
